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Answer: 7x-5
Step-by-step explanation:

Answer:
A, the probability is 1/9. you get this because you multiply the probabilities
in this example its 1/3 times 1/3 so you get 1/9
Step-by-step explanation:
127.17 because 9x9=81 and 81x3.14=254.34 then divide by 2 and it’s equal 127.17
Answer:
B
Step-by-step explanation:
More students got more than 10 than students that didnt